By Hua-Ching Ni. 6" x 9", 143 pages, paperback. The story of Kou Hong illustrates how Tao can be learned by most people to help them achieve a long and healthy life. Kou Hong, whose pen name is Pao Pu Tzu "the one who embraces the simple essence" was born into an ordinary family around 283 A.D. He was the first to write an accurate book providing details about immortal practice. He achieved spiritual ascendance in 363 A.D.